On this day September 6, 1987, Madonna brought her highly successful Who’s That Girl World Tour to an electrifying close in Florence, Italy. The tour, which kicked off on June 14th in Osaka, Japan, marked a pivotal moment in her career, solidifying her status as the Queen of Pop. With groundbreaking performances and iconic fashion, the Who’s That Girl tour mesmerized audiences worldwide and became one of the highest-grossing tours of the 80s.